Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

diendan.lyso.vn

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Page Load Speed

5.9 sec in total

First Response

1.6 sec

Resources Loaded

4.2 sec

Page Rendered

163 ms

diendan.lyso.vn screenshot

About Website

Visit diendan.lyso.vn now to see the best up-to-date Diendan Lyso content for Japan and also check out these interesting facts you probably never knew about diendan.lyso.vn

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Visit diendan.lyso.vn

Key Findings

We analyzed Diendan.lyso.vn page load time and found that the first response time was 1.6 sec and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

diendan.lyso.vn performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.5 s

0/100

25%

SI (Speed Index)

Value23.5 s

0/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.074

95/100

15%

TTI (Time to Interactive)

Value14.5 s

8/100

10%

Network Requests Diagram

diendan.lyso.vn

1558 ms

stylesheet.css

478 ms

stylesheet.css

482 ms

jquery.min.js

484 ms

core.js

718 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 95% of them (39 requests) were addressed to the original Diendan.lyso.vn, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Diendan.lyso.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 318.4 kB (62%)

Content Size

514.6 kB

After Optimization

196.2 kB

In fact, the total size of Diendan.lyso.vn main page is 514.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 233.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 52.1 kB

  • Original 61.8 kB
  • After minification 53.4 kB
  • After compression 9.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 8.3 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 52.1 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 3.7 kB

  • Original 98.8 kB
  • After minification 95.1 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Diendan Lyso images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 163.3 kB

  • Original 233.1 kB
  • After minification 200.9 kB
  • After compression 69.8 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 163.3 kB or 70% of the original size.

CSS Optimization

-82%

Potential reduce by 99.2 kB

  • Original 120.9 kB
  • After minification 89.2 kB
  • After compression 21.6 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Diendan.lyso.vn needs all CSS files to be minified and compressed as it can save up to 99.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (85%)

Requests Now

40

After Optimization

6

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Diendan Lyso. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

diendan.lyso.vn accessibility score

67

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

diendan.lyso.vn best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

diendan.lyso.vn SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Diendan.lyso.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Diendan.lyso.vn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph data is detected on the main page of Diendan Lyso. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: